434248942 has 4 divisors (see below), whose sum is σ = 651373416. Its totient is φ = 217124470.

The previous prime is 434248939. The next prime is 434248949. The reversal of 434248942 is 249842434.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 434248895 and 434248904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434248949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108562234 + ... + 108562237.

It is an arithmetic number, because the mean of its divisors is an integer number (162843354).

Almost surely, 2^434248942 is an apocalyptic number.

434248942 is a deficient number, since it is larger than the sum of its proper divisors (217124474).

434248942 is a wasteful number, since it uses less digits than its factorization.

434248942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217124473.

The product of its digits is 221184, while the sum is 40.

The square root of 434248942 is about 20838.6405986571. The cubic root of 434248942 is about 757.2621607693.

The spelling of 434248942 in words is "four hundred thirty-four million, two hundred forty-eight thousand, nine hundred forty-two".